解决统计数据不对的问题

README.md

@@ -66,7 +66,6 @@ yarn dev
 - `GET /api/practice/questions` - 获取练习题目列表 (支持分页和类型过滤)
 - `GET /api/practice/questions/:id` - 获取指定练习题目
 - `POST /api/practice/submit` - 提交练习答案 (简答题自动AI评分)
-- `GET /api/practice/types` - 获取题型列表
 
 #### 其他
 - `GET /api/health` - 健康检查端点

internal/handlers/practice_handler.go

@@ -172,52 +172,6 @@ func GetPracticeQuestionByID(c *gin.Context) {
 	})
 }
 
-// GetRandomPracticeQuestion 获取随机练习题目
-func GetRandomPracticeQuestion(c *gin.Context) {
-	typeParam := c.Query("type")
-
-	log.Printf("[GetRandomPracticeQuestion] 收到请求 (type: '%s')", typeParam)
-
-	db := database.GetDB()
-	var question models.PracticeQuestion
-
-	query := db.Model(&models.PracticeQuestion{})
-	if typeParam != "" {
-		// 如果请求论述题，检查权限
-		if strings.HasSuffix(typeParam, "-essay") && !checkEssayPermission(c, typeParam) {
-			// 权限不足，返回暂无题目
-			log.Printf("[GetRandomPracticeQuestion] 权限检查失败，返回暂无题目 (type: '%s')", typeParam)
-			c.JSON(http.StatusNotFound, gin.H{
-				"success": false,
-				"message": "暂无题目",
-			})
-			return
-		}
-		query = query.Where("type = ?", typeParam)
-		log.Printf("[GetRandomPracticeQuestion] 添加题型过滤 (type: '%s')", typeParam)
-	}
-
-	// 使用PostgreSQL的随机排序
-	if err := query.Order("RANDOM()").First(&question).Error; err != nil {
-		log.Printf("[GetRandomPracticeQuestion] 未找到题目 (type: '%s', error: %v)", typeParam, err)
-		c.JSON(http.StatusNotFound, gin.H{
-			"success": false,
-			"message": "暂无题目",
-		})
-		return
-	}
-
-	log.Printf("[GetRandomPracticeQuestion] 找到题目 (id: %d, type: '%s')", question.ID, question.Type)
-
-	// 转换为DTO
-	dto := convertToDTO(question)
-
-	c.JSON(http.StatusOK, gin.H{
-		"success": true,
-		"data":    dto,
-	})
-}
-
 // SubmitPracticeAnswer 提交练习答案
 func SubmitPracticeAnswer(c *gin.Context) {
 	var submit models.PracticeAnswerSubmit
@@ -452,45 +406,6 @@ func SubmitPracticeAnswer(c *gin.Context) {
 	})
 }
 
-// GetPracticeQuestionTypes 获取题型列表
-func GetPracticeQuestionTypes(c *gin.Context) {
-	types := []gin.H{
-		{
-			"type":      "fill-in-blank",
-			"type_name": "填空题",
-		},
-		{
-			"type":      "true-false",
-			"type_name": "判断题",
-		},
-		{
-			"type":      "multiple-choice",
-			"type_name": "选择题",
-		},
-		{
-			"type":      "multiple-selection",
-			"type_name": "多选题",
-		},
-		{
-			"type":      "short-answer",
-			"type_name": "简答题",
-		},
-		{
-			"type":      "ordinary-essay",
-			"type_name": "普通涉密人员论述题",
-		},
-		{
-			"type":      "management-essay",
-			"type_name": "保密管理人员论述题",
-		},
-	}
-
-	c.JSON(http.StatusOK, gin.H{
-		"success": true,
-		"data":    types,
-	})
-}
-
 type CheckAnswer interface {
 	check(userAnswer, correctAnswer interface{}) bool
 }
@@ -705,7 +620,7 @@ func GetStatistics(c *gin.Context) {
 		return
 	}
 
-	uid, ok := userID.(uint)
+	uid, ok := userID.(int64)
 	if !ok {
 		c.JSON(http.StatusInternalServerError, gin.H{
 			"success": false,

internal/handlers/wrong_question_handler.go

@@ -130,7 +130,7 @@ func GetWrongQuestionStats(c *gin.Context) {
 		return
 	}
 
-	stats, err := services.GetWrongQuestionStats(userID.(uint))
+	stats, err := services.GetWrongQuestionStats(userID.(int64))
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": "获取统计失败"})
 		return
@@ -159,14 +159,14 @@ func GetRecommendedWrongQuestions(c *gin.Context) {
 	}
 
 	// 获取要排除的题目ID（前端传递当前题目ID，避免重复推荐）
-	excludeQuestionID := uint(0)
+	excludeQuestionID := int64(0)
 	if e := c.Query("exclude"); e != "" {
-		if parsed, err := strconv.ParseUint(e, 10, 32); err == nil {
+		if parsed, err := strconv.ParseUint(e, 10, 64); err == nil {
-			excludeQuestionID = uint(parsed)
+			excludeQuestionID = int64(parsed)
 		}
 	}
 
-	questions, err := services.GetRecommendedWrongQuestions(userID.(uint), limit, excludeQuestionID)
+	questions, err := services.GetRecommendedWrongQuestions(userID.(int64), limit, excludeQuestionID)
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": "获取推荐错题失败"})
 		return

internal/services/wrong_question_service.go

@@ -111,7 +111,7 @@ func RecordCorrectAnswer(userID, questionID int64, userAnswer, correctAnswer int
 }
 
 // GetWrongQuestionStats 获取错题统计
-func GetWrongQuestionStats(userID uint) (*models.WrongQuestionStats, error) {
+func GetWrongQuestionStats(userID int64) (*models.WrongQuestionStats, error) {
 	db := database.GetDB()
 
 	stats := &models.WrongQuestionStats{
@@ -193,7 +193,7 @@ func GetWrongQuestionStats(userID uint) (*models.WrongQuestionStats, error) {
 }
 
 // calculateTrendData 计算错题趋势数据
-func calculateTrendData(db *gorm.DB, userID uint, days int) []models.TrendPoint {
+func calculateTrendData(db *gorm.DB, userID int64, days int) []models.TrendPoint {
 	trendData := make([]models.TrendPoint, days)
 	now := time.Now()
 
@@ -223,7 +223,7 @@ func calculateTrendData(db *gorm.DB, userID uint, days int) []models.TrendPoint
 // 1. 最优先推荐掌握度为0的题目（从未答对过）
 // 2. 其次推荐掌握度低的题目（mastery_level 从低到高）
 // 3. 最后推荐最近答错的题目
-func GetRecommendedWrongQuestions(userID uint, limit int, excludeQuestionID uint) ([]models.WrongQuestion, error) {
+func GetRecommendedWrongQuestions(userID int64, limit int, excludeQuestionID int64) ([]models.WrongQuestion, error) {
 	db := database.GetDB()
 
 	var questions []models.WrongQuestion

main.go

@@ -33,9 +33,6 @@ func main() {
 		api.POST("/login", handlers.Login)       // 用户登录
 		api.POST("/register", handlers.Register) // 用户注册
 
-		// 公开的练习题相关API
-		api.GET("/practice/types", handlers.GetPracticeQuestionTypes) // 获取题型列表
-
 		// 需要认证的路由
 		auth := api.Group("", middleware.Auth())
 		{